Aprilaire Thermostat 8052 User's Manual
Contents
1. rilaire Model 8052 Temperature Sensor Installation Instructions Introductio The 8052 is a temperature sensor It can be used with the 8061 and 8062 remote sensors for the 8870 scries thermostats ot with the 6202 6203 6303 and 6404 zone control boards Installation Instructions 1 Select a location for mounting the sensor Mount where the desired temperature is best represented Shield or mount away from direct radiation sources such as sunlight UV lights heat exchangers or cooling coils Mount as close as possible to the component to which the sensor will be wired 2 Install the sensor Drill a 1 4 hole to clear the sensor for duct installation 3 Disconnect power to the component to which the sensor will be wired Caution Damage to components can occur if power is not disconnected 4 Verify the sensor resistance Use an obm meter or mulimeter to measure the resistance of the sensor Measure athe wires car the component o check any wine splices Confirm the resistance corresponds within 5 to the temperature where the sensor is installed Temperature F Resistance k2 30 346 _ 40 261 30 I 19 9 60 15 3 70 ng 80 94 0 74 100 39 5 Wire the sensor to the component Use 18 22 awg wire 2 wire thermostat cable Use the two small wire nuts provided Caution Excessive bare wire can lead to shorts Strip only as much insulation as is nece2. ssary The sensor is not polarity specific Either sensor lead may be connected to either terminal on the component to which it is wired For the 8062 use terminals TI and T2 For the 8061 use either terminals TI and T2 or T3 and T4 For all zone control boards use the terminals marked Plenum Sensor Use care when routing and stripping the wire Sharp bends kinks or cuts in the wire particularly susceptible where the insulation has been stripped can lead to eventual conductor failure 6 Reconnect power to the component to which the sensor is installed Sensor Specifications Voltage 20 30 VAC Resistance 25 C 77 F 10kQ Tolerance 25 C 77 F 33 Research Products Corporation 2003
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